Patent Yard Sign in
Lapsed, fee not paid

Nucleic acid analysis apparatus, microchip for nucleic acid analysis, and method for mounting microchip in nucleic acid analysis apparatus

US 9,925,540 B2 · Assignee: SONY CORPORATION · Inventors: Watanabe; Toshio et al.

USPTO PDF

Overview

Drawings on their way

This patent has 11 drawing sheets. They are being downloaded; every one is in the USPTO PDF now.

Open the USPTO PDF

Full text on its way

This patent is listed from its USPTO record because it passed every check. Its abstract, claims and description are being downloaded from USPTO and will appear here within days. Until then, read it in the USPTO PDF or on Google Patents.

Why it's free to use

  • The USPTO Official Gazette of May 26, 2026 lists it as expired on March 27, 2026 for an unpaid maintenance fee.
  • It isn't on any reinstatement notice published since.
  • Its 1 US relative has also lapsed, expired or never issued.
  • We check US rights only. Check foreign counterparts before selling abroad.
FiledMay 27, 2013
GrantedMarch 27, 2018
Expired (fee)March 27, 2026
Application number14/417703
Classification (CPC)G01N35/00029 +7 more
Length21 pages

Drawings 11

The 11 drawing sheets are on the way. Every sheet is in the USPTO PDF.

Claims

On their way

The claims are being downloaded from USPTO and will appear here within days. Until then, read it in the USPTO PDF or on Google Patents.

Description

On its way

The description is being downloaded from USPTO and will appear here within days. Until then, read it in the USPTO PDF or on Google Patents.

Timeline & family

Timeline From USPTO dates

2014201620182020202220242026Application filedMay 27, 2013Application publishedSep 10, 2015Patent grantedMarch 27, 20183.5-year fee paidSep 27, 20217.5-year fee not paidSep 27, 2025Patent expiredMarch 27, 2026

Maintenance fees

Fees are due 3.5, 7.5 and 11.5 years after grant. This patent expired on March 27, 2026, so the fee marked "not paid" was the one that went unpaid.

3.5-year feeDue September 27, 2021Paid
7.5-year feeDue September 27, 2025Not paid
11.5-year feeDue September 27, 2029Never came due

US family 2 documents, by filing date

Published applicationUS 2015/0251184 A1

NUCLEIC ACID ANALYSIS APPARATUS, MICROCHIP FOR NUCLEIC ACID ANALYSIS, AND METHOD FOR MOUNTING MICROCHIP IN NUCLEIC ACID ANALYSIS APPARATUS

Filed May 2013 · published Sep 2015
Published application
This documentUS 9,925,540 B2

Nucleic acid analysis apparatus, microchip for nucleic acid analysis, and method for mounting microchip in nucleic acid analysis apparatus

Filed May 2013 · granted Mar 2018
Lapsed, fee not paid

Earlier publications, parents and continuations. None of them can still be enforced, or this patent would not be listed.

US patents it cites 0

No US citations on record.

Sources & verification

Verification

  • The USPTO Official Gazette of May 26, 2026 lists it as expired on March 27, 2026 for an unpaid maintenance fee.
  • It isn't on any reinstatement notice published since.
  • Its 1 US relative has also lapsed, expired or never issued.
  • Rechecked against USPTO records every day.
  • We check US rights only. Check foreign counterparts before selling abroad.

Confirm it yourself

  1. Open the file history on Patent Center.
  2. The status should read "Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362".
  3. Check the documents for any later petition to revive or reinstate.

Everything on this page comes from the documents linked above.

More in Industrial Equipment

All Industrial Equipment